Don't leave HDHomeRun channels open after EIT scans.

The HDHomeRun unlocks the tuner due to inactivity but MythTV still
thinks it's open.  The result is the next recording or EIT scan fails.
The fix is to always close the channel immediately after finishing
with it.

Refs #13407

Signed-off-by: David Engel <dengel@mythtv.org>
(cherry picked from commit e7e2270)

mythtv/libs/libmythtv/tv_rec.cpp

@@ -1198,7 +1198,9 @@ void TVRec::CloseChannel(void)
 {
     if (channel &&
         ((genOpt.inputtype == "DVB" && dvbOpt.dvb_on_demand) ||
-         genOpt.inputtype == "FREEBOX" || genOpt.inputtype == "VBOX" ||
+         genOpt.inputtype == "FREEBOX" ||
+         genOpt.inputtype == "VBOX" ||
+         genOpt.inputtype == "HDHOMERUN" ||
          CardUtil::IsV4L(genOpt.inputtype)))
     {
         channel->Close();